December Weather in Lake Cowichan, Canada

Last updated: April 22, 2025

In Lake Cowichan, Canada, December brings a remarkable blend of winter conditions, characterized by an average temperature of 1°C (34°F), with maximums reaching up to 10°C (51°F) and plunging to a chilly minimum of -15°C (5°F). This month also sees significant precipitation, totaling 257 mm (10.1 in) across 19 days, creating a humid environment with an average humidity of 87%. The combination of snow and rain contributes to the enchanting, yet brisk, winter landscape, making December a captivating time to experience the natural beauty of Lake Cowichan.

December Temperature in Lake Cowichan

In December, Lake Cowichan, Canada, experiences a distinct winter chill, with temperatures dipping to a minimum of -15°C (5°F). The average temperature hovers around 1°C (34°F), signaling the onset of the coldest months. Daytime highs reach around 10°C (51°F), offering a slight reprieve from the chill. This month's temperatures reflect a steady decline from the milder autumn, as December transitions the region into the heart of winter. With the biting cold and crisp air, the landscape takes on a serene beauty, making it an ideal time for cozy gatherings and enjoying nature's calmness amid the winter wonderland.

December Weather in Lake Cowichan: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lake Cowichan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec353338435156616256453934
Data source: Temperature data for Lake Cowichan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Lake Cowichan

In December, Lake Cowichan experiences a significant surge in precipitation, with an impressive 257 mm (10.1 in) falling over 19 days. This marks a continuation of the region's wet trend, as November holds the record for the highest monthly total at 313 mm (12.3 in). The month not only showcases the onset of winter but also highlights a stark contrast to the drier summer months, where July and August see much less rain, averaging only 23 mm (0.9 in) and 30 mm (1.2 in), respectively. December's precipitation underscores a robust seasonal pattern, furrowing the landscape in lush vibrancy as it prepares for the cold months ahead.

December Precipitation Trends in Lake Cowichan

The chart displays monthly precipitation patterns in Lake Cowichan, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec27416015013864622330167200313257
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lake Cowichan

In Lake Cowichan, Canada, December brings a humidity level of 87%, maintaining a trend of elevated moisture common in the late autumn and winter months. This period sees humidity levels climbing, peaking as the year transitions from the drier summer months—where August and September record their lowest readings at 77% and 76%, respectively. Following a gradual increase through October and November, this December average reflects the resilience of the region's damp climate, closely mirroring the 86% levels observed in the earlier months of the year. The consistency in humidity, hovering between the mid-80s and high 90s throughout the year, highlights Lake Cowichan's characteristic moist environment, which plays a crucial role in its lush landscapes and vibrant ecosystem.

December Average Humidity in Lake Cowichan

This chart illustrates the average monthly humidity levels in Lake Cowichan, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%86%86%81%83%84%77%76%88%87%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lake Cowichan

In Lake Cowichan, Canada, the UV Index experiences a noticeable decline as winter approaches, with December recording a low UV Index of 1. This indicates minimal need for sun protection, allowing for extended outdoor activities without the worry of sunburn, with an impressive burn time of 45 minutes. The trend leading to December showcases a gradual increase from a low exposure in January to a peak of very high levels in the summer months of May through August. As temperatures drop and daylight becomes shorter, the UV exposure lessens significantly, making the winter months a safer time for outdoor enthusiasts to enjoy the scenic beauty of the region. For detailed insights into UV exposure throughout the year, check out the Lake Cowichan UV Index.

Maximum UV Index Levels in Lake Cowichan for December

The chart shows the monthly maximum UV Index (UVI) for Lake Cowichan in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235689987521
Data source: Lake Cowichan December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Lake Cowichan

Nestled in the heart of Canada, Lake Cowichan experiences a remarkable progression of sunshine throughout the year, culminating in a cozy yet brisk December. As the year winds down, December sees 89 hours of sunlight, a gentle contrast from the peak summer months where sunshine reaches a dazzling 374 hours in July. This descent is part of a natural trend, with the longest days occurring in spring and summer, gradually tapering off into the winter months. Interestingly, November and December exhibit a notable drop in sunlight hours, but across the year, the stunning transition from the 318 hours of May to the more subdued December light paints a picture of the seasonal rhythm, inviting both adventure and reflection.

Monthly Sunshine Duration in Lake Cowichan: December Highlighted

The December sunshine duration represents the total number of hours Lake Cowichan experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec74h136h200h229h318h331h374h337h244h177h112h89h
Data source: Lake Cowichan December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lake Cowichan During December

In Lake Cowichan, Canada, December brings a modest 18% chance of sunny weather, reflecting a trend of lower sunshine throughout the late fall and winter months. As the year progresses from summer, which boasts a sunny likelihood peaking at 67% in July, the percentage sharply declines, becoming especially dim in November with only 13% sunshine. While December offers a slight uptick from November, the overall pattern suggests that residents and visitors should prepare for predominantly gray skies and cooler temperatures. The early winter months exhibit a reluctance to embrace sunshine, contrasting sharply with the vibrant, sun-soaked days of summer, highlighting the region's varied seasonal character.

Percentage of Sunny Days in December in Lake Cowichan

The chart illustrates the percentage of sunny days in Lake Cowichan throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Lake Cowichan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%18%24%48%27%48%67%48%26%19%13%18%
Data source: Lake Cowichan December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lake Cowichan in December

In Lake Cowichan, Canada, daylight duration exhibits a clear seasonal rhythm, peaking in the summer and dipping during the winter months. December, with its 8 hours of daylight, marks a return to the shorter days reminiscent of January. This decrease in sunlight is a transition from the longest days of June, where residents enjoy an impressive 16 hours of daylight. As the year progresses into spring, daylight gradually increases, reaching a delightful 15 hours in May, before tapering off as autumn sets in. Overall, this pattern of fluctuating daylight creates a vibrant tapestry of changing seasons, each bringing its unique charm to Lake Cowichan.

Average Daylight Hours in Lake Cowichan for December

The chart illustrates the variation in daylight duration in Lake Cowichan throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 46m10h 11m11h 57m13h 45m15h 18m16h 5m15h 38m14h 15m12h 30m10h 43m9h 8m8h 18m
Data source: Lake Cowichan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Lake Cowichan

In Lake Cowichan, Canada, the wind takes on a gentle character as December arrives, with an average speed of 1.8 m/s (4 mph)—a subtle increase compared to the earlier months. Throughout the year, wind speeds show a consistent pattern, remaining predominantly around the same tranquil figure of 1.7 m/s for most of the warmer months. Interestingly, November experiences a slight uptick, reaching 2.0 m/s, before settling back to the mild December breezes. This slight fluctuation reflects a transitional period where the brisk winds of late fall begin to soften, creating a serene atmosphere that invites peaceful reflection by the lakeside. As winter sets in, the predictable winds offer a rhythmic backdrop to Lake Cowichan’s picturesque landscapes.

Average December Wind Speed in Lake Cowichan

The chart displays monthly wind speed patterns in Lake Cowichan, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.72.21.71.81.71.71.71.71.61.82.01.8 m/s
Data source: Lake Cowichan December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Lake Cowichan Compares to Other Months

The weather in Lake Cowichan changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Lake Cowichan and find detailed weather information for every month.

In December, temperatures in Lake Cowichan range from a minimum of -15°C (5°F) to a maximum of 10°C (51°F), with an average of 1°C (34°F). The month sees considerable precipitation, totaling 257 mm (10.1 in) over 19 days, contributing to a high humidity level of 87%. In contrast, January experiences slightly colder temperatures, with minimums dropping to -17°C (1°F) and still peaking at 10°C (50°F), while the average increases marginally to 2°C (35°F). Precipitation rises to 274 mm (10.8 in) across 16 days, indicating a wet start to the year but with only slightly lower humidity at 86%. For more details, visit Lake Cowichan weather in January.

December and February exhibit similar average temperatures, with December experiencing a minimum of -15°C (5°F) and a maximum of 10°C (51°F), while February's range is slightly warmer, with a minimum of -14°C (6°F) and a maximum of 11°C (52°F). Precipitation during December is significantly higher at 257 mm (10.1 in) over 19 days, compared to February's 160 mm (6.3 in) over 18 days, indicating that December is generally wetter. Humidity levels are also comparable, with December at 87% and February slightly lower at 85%. For more specific weather trends, you can check Lake Cowichan weather in February.

December and March exhibit markedly different weather patterns. In December, temperatures can plunge to a minimum of -15°C (5°F), with an average of 1°C (34°F) and a maximum of 10°C (51°F). This month is characterized by significant precipitation, averaging 257 mm (10.1 in) over 19 days, accompanied by high humidity levels at 87%. In contrast, March offers a milder climate, with minimum temperatures around -7°C (20°F), an average of 3°C (38°F), and a maximum of 21°C (69°F). Precipitation is also reduced in March, totaling approximately 150 mm (5.9 in) over 16 days, while the humidity remains slightly lower at 86%. For more specific details on March weather, you can check Lake Cowichan weather in March.

December and April present striking contrasts in weather conditions. In December, temperatures can plunge as low as -15°C (5°F), with an average of around 1°C (34°F) and a maximum reaching 10°C (51°F). This month is characterized by significant precipitation, totaling 257 mm (10.1 in) over 19 days, accompanied by high humidity at 87%. In comparison, April offers a milder climate, with minimum temperatures of -4°C (24°F) and an average of 6°C (44°F), peaking at a much warmer 24°C (75°F). Precipitation is also lower in April, with 138 mm (5.4 in) spread over 16 days and a slightly lower humidity of 86%. For a more detailed look at the climate, you can check out Lake Cowichan weather in April.

December and May present stark contrasts in weather, showcasing the shift from winter to spring. In December, temperatures can plummet as low as -15°C (5°F), with an average near 1°C (34°F) and a maximum of only 10°C (51°F). The month is marked by significant precipitation, totaling 257 mm (10.1 in) over 19 days, and a high humidity of 87%. In contrast, May enjoys milder temperatures ranging from a minimum of -1°C (31°F) to an average of 11°C (52°F) and a maximum of 27°C (81°F). Precipitation decreases dramatically to 64 mm (2.5 in) over 11 days, paired with slightly lower humidity at 81%. For a closer look at specific weather conditions, visit Lake Cowichan weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures can plunge as low as -15°C (5°F), with an average near freezing at 1°C (34°F) and a maximum reaching only 10°C (51°F). The month is characterized by significant precipitation, totaling 257 mm (10.1 in) over 19 days, coupled with high humidity at 87%. In contrast, June boasts milder temperatures with a minimum of 2°C (36°F), an average of 13°C (57°F), and extreme highs that can soar up to 39°C (103°F). Precipitation is considerably lower, at just 62 mm (2.5 in) across 10 days, and humidity remains slightly lower at 83%. For more detailed insights, check out Lake Cowichan weather in June.

The weather in December starkly contrasts with that of July. In December, temperatures can plunge as low as -15°C (5°F) with average readings around 1°C (34°F) and highs reaching only 10°C (51°F). The month is characterized by high humidity at 87% and significant precipitation of 257 mm (10.1 in) over 19 days. In contrast, July boasts milder temperatures, with a minimum of 6°C (43°F), an average of 16°C (62°F), and maximums soaring to 32°C (91°F). This summer month experiences much less precipitation, averaging only 23 mm (0.9 in) over just 4 days, and slightly lower humidity at 84%. For more specific details, you can refer to Lake Cowichan weather in July.

When comparing weather in December and August, the contrasts are quite striking. December brings a cold climate with temperatures ranging from a frigid minimum of -15°C (5°F) to a relatively mild maximum of 10°C (51°F), accompanied by significant precipitation of 257 mm (10.1 in) over 19 days and high humidity at 87%. In stark contrast, August offers a much warmer and sunnier experience, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 34°C (94°F). Precipitation drops dramatically to just 30 mm (1.2 in) over only 5 days, and humidity remains lower at 77%. For more details about the warm and inviting August weather, visit Lake Cowichan weather in August.

December and September offer stark contrasts in weather patterns. December is characterized by cold temperatures, with minimums plummeting to -15°C (5°F) and average highs reaching only 10°C (51°F), accompanied by high humidity levels at 87%. The month also sees significant precipitation, with 257 mm (10.1 in) over 19 days. In contrast, September enjoys milder conditions with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 31°C (89°F) and an average of 13°C (56°F). It is generally drier than December, with 167 mm (6.6 in) of precipitation spread over just 11 days and lower humidity at 76%. For more detailed insights, you can visit Lake Cowichan weather in September.

December weather is notably colder than October, with average temperatures dropping from a mild 7°C (46°F) in October to just 1°C (34°F) in December. The minimum temperatures also reflect this shift, plunging to a frigid -15°C (5°F) in December compared to -4°C (24°F) in October. Additionally, December experiences more precipitation, totaling 257 mm (10.1 in) over 19 days, in contrast to October's 200 mm (7.9 in) over 14 days. Both months have similar humidity levels, with December at 87% and October slightly higher at 88%. For more specific details on October weather, you can visit Lake Cowichan weather in October.

December weather shows a marked drop in temperatures compared to November, with average lows reaching -15°C (5°F) and highs around 10°C (51°F). In contrast, November experiences milder temperatures, with minimums of -10°C (14°F) and maximums of 14°C (58°F). Precipitation is slightly lower in December at 257 mm (10.1 in) compared to 313 mm (12.3 in) in November, although both months see precipitation over 19 days and maintain a consistent humidity level of 87%. For a detailed look at November weather, you can check out Lake Cowichan weather in November.

Compare Lake Cowichan's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Lake Cowichan

As winter settles in, Lake Cowichan's December weather stands out with its cooler temperatures and a considerable amount of precipitation. Unlike the milder months, December brings a chill that can plunge to minimums near freezing, while the average temperature hovers just above 0°C. The high humidity and frequent rain create a lush, albeit soggy, landscape that is characteristic of this time of year. With approximately 19 days of rain, December is undoubtedly wetter than its preceding months, adding to the charm of this picturesque region. For a more detailed insight into the year-round conditions, visit Lake Cowichan Climate.